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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-14 11:58:38 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-14 11:58:38 -0700
commitbf9bc995a59d8c152a4d7e6465d6afa1e098b3e8 (patch)
treeb525863daa5aa6e03afd734a3d38e3680569ff5c /arch/parisc/kernel/irq.c
parent6d71135d635f84b584df55096627ed750c069e61 (diff)
parente8f208e8f727515bc605f241a5f854b41f77d0ed (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6.29
* git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6.29: parisc: update defconfigs parisc: define x->x mmio accessors parisc: dino: struct device - replace bus_id with dev_name(), dev_set_name() parisc: convert cpu_check_affinity to new cpumask api parisc: convert (read|write)bwlq to inlines parisc: fix use of new cpumask api in irq.c parisc: update parisc for new irq_desc parisc: update MAINTAINERS parisc: fix wrong assumption about bus->self parisc: fix 64bit build parisc: add braces around arguments in assembler macros parisc: fix dev_printk() compile warnings for accessing a device struct parisc: remove unused local out_putf label parisc: fix `struct pt_regs' declared inside parameter list warning parisc: fix section mismatch warnings parisc: remove klist iterators parisc: BUG_ON() cleanup
Diffstat (limited to 'arch/parisc/kernel/irq.c')
-rw-r--r--arch/parisc/kernel/irq.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index ac2c822928c..29e70e16ede 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -112,7 +112,7 @@ void cpu_end_irq(unsigned int irq)
}
#ifdef CONFIG_SMP
-int cpu_check_affinity(unsigned int irq, cpumask_t *dest)
+int cpu_check_affinity(unsigned int irq, const struct cpumask *dest)
{
int cpu_dest;
@@ -120,23 +120,25 @@ int cpu_check_affinity(unsigned int irq, cpumask_t *dest)
if (CHECK_IRQ_PER_CPU(irq)) {
/* Bad linux design decision. The mask has already
* been set; we must reset it */
- irq_desc[irq].affinity = CPU_MASK_ALL;
+ cpumask_setall(&irq_desc[irq].affinity);
return -EINVAL;
}
/* whatever mask they set, we just allow one CPU */
cpu_dest = first_cpu(*dest);
- *dest = cpumask_of_cpu(cpu_dest);
- return 0;
+ return cpu_dest;
}
static void cpu_set_affinity_irq(unsigned int irq, const struct cpumask *dest)
{
- if (cpu_check_affinity(irq, dest))
+ int cpu_dest;
+
+ cpu_dest = cpu_check_affinity(irq, dest);
+ if (cpu_dest < 0)
return;
- irq_desc[irq].affinity = *dest;
+ cpumask_copy(&irq_desc[irq].affinity, &cpumask_of_cpu(cpu_dest));
}
#endif
@@ -295,7 +297,7 @@ int txn_alloc_irq(unsigned int bits_wide)
unsigned long txn_affinity_addr(unsigned int irq, int cpu)
{
#ifdef CONFIG_SMP
- irq_desc[irq].affinity = cpumask_of_cpu(cpu);
+ cpumask_copy(&irq_desc[irq].affinity, cpumask_of(cpu));
#endif
return per_cpu(cpu_data, cpu).txn_addr;
@@ -352,7 +354,7 @@ void do_cpu_irq_mask(struct pt_regs *regs)
irq = eirr_to_irq(eirr_val);
#ifdef CONFIG_SMP
- dest = irq_desc[irq].affinity;
+ cpumask_copy(&dest, &irq_desc[irq].affinity);
if (CHECK_IRQ_PER_CPU(irq_desc[irq].status) &&
!cpu_isset(smp_processor_id(), dest)) {
int cpu = first_cpu(dest);